Fast forward works only with Internet Explorer.
You cannot fast forward the courses September-November 2011.

Doesn't work on a Mac

Download the newest version of Flip4Mac (minimum 2.4.0.11 required) and the newest version of your web browser. You could try the Camino web browser. The Library cannot support this workaround.

The Safari browser includes a new feature called Safari Power Saver, which is intended to disable plug-ins in order to conserve battery power. To disable the Power Saver function, enter Safari Preferences, go to the Advanced tab, and uncheck the box to "Stop plug-ins to save power". Reload the webpage containing the Mediasite presentation and it should play properly.